diff --git a/pkg/common/mw/check.go b/pkg/common/mw/check.go
index e62ef3fa5..5c8a3ee0c 100644
--- a/pkg/common/mw/check.go
+++ b/pkg/common/mw/check.go
@@ -7,11 +7,12 @@ import (
 	"encoding/base64"
 	"errors"
 	"fmt"
-	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
 	"math/rand"
 	"strings"
 	"sync"
 	"time"
+
+	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
 )
 
 var (
diff --git a/pkg/common/mw/intercept_chain.go b/pkg/common/mw/intercept_chain.go
new file mode 100644
index 000000000..8feebab90
--- /dev/null
+++ b/pkg/common/mw/intercept_chain.go
@@ -0,0 +1,27 @@
+package mw
+
+import (
+	"context"
+
+	"google.golang.org/grpc"
+)
+
+func InterceptChain(intercepts ...grpc.UnaryServerInterceptor) grpc.UnaryServerInterceptor {
+	l := len(intercepts)
+	return func(ctx context.Context, req interface{}, info *grpc.UnaryServerInfo, handler grpc.UnaryHandler) (resp interface{}, err error) {
+		chain := func(currentInter grpc.UnaryServerInterceptor, currentHandler grpc.UnaryHandler) grpc.UnaryHandler {
+			return func(currentCtx context.Context, currentReq interface{}) (interface{}, error) {
+				return currentInter(
+					currentCtx,
+					currentReq,
+					info,
+					currentHandler)
+			}
+		}
+		chainHandler := handler
+		for i := l - 1; i >= 0; i-- {
+			chainHandler = chain(intercepts[i], chainHandler)
+		}
+		return chainHandler(ctx, req)
+	}
+}
diff --git a/pkg/common/mw/rpc_server_interceptor.go b/pkg/common/mw/rpc_server_interceptor.go
index e923f1319..9da31b716 100644
--- a/pkg/common/mw/rpc_server_interceptor.go
+++ b/pkg/common/mw/rpc_server_interceptor.go
@@ -3,12 +3,13 @@ package mw
 import (
 	"context"
 	"fmt"
-	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/constant"
 	"math"
 	"runtime"
 	"runtime/debug"
 	"strings"
 
+	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/constant"
+
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/config"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/log"
 	"github.com/OpenIMSDK/Open-IM-Server/pkg/common/mw/specialerror"
diff --git a/pkg/startrpc/start.go b/pkg/startrpc/start.go
index f65164b6f..a9db548a6 100644
--- a/pkg/startrpc/start.go
+++ b/pkg/startrpc/start.go
@@ -28,7 +28,6 @@ func Start(rpcPort int, rpcRegisterName string, prometheusPort int, rpcFn func(c
 		return err
 	}
 	defer listener.Close()
-	fmt.Println(config.Config.Zookeeper.ZkAddr, config.Config.Zookeeper.Schema, rpcRegisterName)
 	zkClient, err := openKeeper.NewClient(config.Config.Zookeeper.ZkAddr, config.Config.Zookeeper.Schema,
 		openKeeper.WithFreq(time.Hour), openKeeper.WithUserNameAndPassword(config.Config.Zookeeper.UserName,
 			config.Config.Zookeeper.Password), openKeeper.WithRoundRobin(), openKeeper.WithTimeout(10))
@@ -46,10 +45,10 @@ func Start(rpcPort int, rpcRegisterName string, prometheusPort int, rpcFn func(c
 		prome.NewGrpcRequestCounter()
 		prome.NewGrpcRequestFailedCounter()
 		prome.NewGrpcRequestSuccessCounter()
+		unaryInterceptor := mw.InterceptChain(grpcPrometheus.UnaryServerInterceptor, grpcPrometheus.UnaryServerInterceptor)
 		options = append(options, []grpc.ServerOption{
-			//grpc.UnaryInterceptor(prome.UnaryServerInterceptorPrometheus),
 			grpc.StreamInterceptor(grpcPrometheus.StreamServerInterceptor),
-			grpc.UnaryInterceptor(grpcPrometheus.UnaryServerInterceptor),
+			grpc.UnaryInterceptor(unaryInterceptor),
 		}...)
 	}
 	srv := grpc.NewServer(options...)